Home / 6,831.41-10,245.94-1,901.08

Finding the Fourth Proportional to 6,831.41, 10,245.94 and 1,901.08

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Solution

The fourth proportional to 6,831.41, 10,245.94 and 1,901.08 is: 2,851.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.41 : 10,245.94 = 1,901.08 : x
  2. Step 2: Convert to fraction form
    6,831.41/10,245.94 = 1,901.08/x
  3. Step 3: Cross multiply
    6,831.41x = 10,245.94 × 1,901.08
  4. Step 4: Simplify right side
    6,831.41x = 19,478,321.25
  5. Step 5: Solve for x
    x = 19,478,321.25/6,831.41
  6. Step 6: Final answer
    x = 2,851.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.